Home / 351,519.37-527,303.45-141,157.33

Finding the Fourth Proportional to 351,519.37, 527,303.45 and 141,157.33

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Solution

The fourth proportional to 351,519.37, 527,303.45 and 141,157.33 is: 211,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,519.37 : 527,303.45 = 141,157.33 : x
  2. Step 2: Convert to fraction form
    351,519.37/527,303.45 = 141,157.33/x
  3. Step 3: Cross multiply
    351,519.37x = 527,303.45 × 141,157.33
  4. Step 4: Simplify right side
    351,519.37x = 74,432,747,101.79
  5. Step 5: Solve for x
    x = 74,432,747,101.79/351,519.37
  6. Step 6: Final answer
    x = 211,745.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.